How to decode a 2005 Pontiac Sunfire VIN

Characters 1-3 of a 2005 Pontiac Sunfire VIN

A World Manufacturer Identifier (WMI) is a unique three-letter or three-digit code used to identify a vehicle’s manufacturer, country of origin, and vehicle type. For the 2005 Pontiac Sunfire, the WMI is “3G2,” which indicates it was manufactured by General Motors LLC in the United States, specifically in the state of Michigan. This particular code is associated with passenger cars and has been used across several model years for the Pontiac Sunfire, including 2005. The WMI forms the initial segment of the Vehicle Identification Number (VIN), serving as a key reference in identifying specific vehicles worldwide. The presence of “3G2” at the beginning of the VIN demarcates the vehicle as a product of General Motors, produced in Warren, Michigan.

List of WMI Codes for a 2005 Pontiac Sunfire

WMI: 3G2

Model Years Covered: 1996-1997, 1999-2001, 2004-2005
Example VIN: 3G2JB12F05S100240
Manufacturer Name: General Motors LLC
Vehicle Type: Passenger Car
City: Warren
State or Province: Michigan
Country: United States

Characters 4-8 are the Vehicle Descriptor Section (VDS) of a 2005 Pontiac Sunfire VIN

These characters correspond to components like:

Engine type
Transmission
Model or trim
Body style
Gross vehicle weight range

Below find the known vehicle descriptor codes for a 2005 Pontiac Sunfire:

Known VDS for a 2005 Pontiac Sunfire
JB12F

Auto manufacturers have some discretion to decide how they want to code this section, but its contents and decoded results are generally consistent.

Character 9 is the “check digit” in a 2005 Pontiac Sunfire VIN.

Based on a formula developed by the US Department of Transportation, it helps reduce fraud by ensuring the validity of the VIN.

10th Character in the 2005 Pontiac Sunfire VIN — Year Code

Year Code	Year
5	2005

11th Character in the 2005 Pontiac Sunfire VIN — Plant Code(s)

Known 2005 Pontiac Sunfire Assembly Factory VIN Code(s)

Plant Code	Plant City	Plant State	Plant Country	Plant Company Name	Example VIN
S	Ramos Arizpe		Mexico		3G2JB12F05S100240

VIN Characters 12 - 17 of a 2005 Pontiac Sunfire

The final 6 characters in a 2005 Pontiac Sunfire’s 17-digit VIN are its serial number, which will be unique to every vehicle.

Check your Pontiac Sunfire’s VIN below:

How to find a 2005 Pontiac Sunfire’s VIN?

Locating the VIN number on your 2005 Pontiac Sunfire is key for identification. Here’s how to find it:

Look at the dashboard on the driver’s side of your Pontiac Sunfire. The VIN can usually be seen through the windshield on a small plate near where the dashboard meets the glass.
Inspect the door jamb on the driver’s side of your Pontiac Sunfire. The VIN may be found on a label or sticker in this area where the door latches when closed.
Check the engine block of your Pontiac Sunfire. The VIN is often stamped onto the engine itself.
Examine the trunk area of your Pontiac Sunfire. Sometimes the VIN can be located inside the trunk, either under the spare tire or on the walls of the trunk.
Review your Pontiac Sunfire’s vehicle registration documents, insurance papers, or title; the VIN is always included on legal documentation related to the vehicle.

What info can a 2005 Pontiac Sunfire VIN reveal?

Model Year: The VIN can reveal the vehicles model year being the year 2005, providing insights into the age and potential market value of the vehicle.
Body Class and Doors: A VIN can specify the body class, such as a Coupe, with 2 doors, offering detailed insights into the vehicle’s design and structure.
Engine Specifications: The VIN can provide engine details, including the manufacturer (GM), model (L61), displacement in liters (2.2L), and engine configuration (In-Line), possibly shedding light on the performance and mechanical characteristics of the vehicle.
Fuel Type and Efficiency: The primary fuel type as Gasoline with the vehicle possibly employing a multipoint fuel injection system for fuel delivery, offering insights into the vehicle’s fuel consumption.
Safety Features: Critical safety features, such as the location of front air bags in the 1st row for both driver and passenger, may be included, indicating the presence of safety measures in the vehicle.
Manufacturing Details: The VIN can provide manufacturing details such as the plant city (Ramos Arizpe) and country (Mexico) where the vehicle was possibly manufactured, providing insights into the vehicle’s origin and production location.
Vehicle Type: The type of vehicle, identified as a Passenger Car, could shed light on its intended use and categorization.

Don’t have your 2005 Pontiac Sunfire’s VIN handy? Try our license plate lookup instead!

Search License Plate

Sample VIN Decode Report for a 2005 Pontiac Sunfire

Vehicle Spec	Value
Body Class	Coupe
Displacement (CC)	2200.0
Displacement (CI)	134.25223700841
Displacement (L)	2.2
Doors	2
Engine Brake (hp) From	170
Engine Configuration	In-Line
Engine Manufacturer	GM
Engine Model	L61
Engine Number of Cylinders	4
Front Air Bag Locations	1st Row (Driver and Passenger)
Fuel Delivery / Fuel Injection Type	Multipoint Fuel Injection (MPFI)
Fuel Type - Primary	Gasoline
Model	Sunfire
Model Year	2005
Other Engine Info	Name Plate: Chevrolet, Pontiac, Saturn, Opel
Plant City	Ramos Arizpe
Plant Company Name
Plant Country	Mexico
Seat Belt Type	Manual
Valve Train Design	Dual Overhead Cam (DOHC)
Vehicle Descriptor	3G2JB12F*5S
Vehicle Type	Passenger Car
Sample_VIN	3G2JB12F05S100240